[ramdisk] add cvitek pre-built ramdisk

Change-Id: Ic7d2046a23358129eaf621b5558984a64fa7361d

ramdisk/initramfs/glibc_riscv64/usr/include/sys/msg.h

@@ -0,0 +1,82 @@
+/* Copyright (C) 1995-2019 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _SYS_MSG_H
+#define _SYS_MSG_H
+
+#include <features.h>
+
+#define __need_size_t
+#include <stddef.h>
+
+/* Get common definition of System V style IPC.  */
+#include <sys/ipc.h>
+
+/* Get system dependent definition of `struct msqid_ds' and more.  */
+#include <bits/msq.h>
+
+/* Define types required by the standard.  */
+#include <bits/types/time_t.h>
+
+#ifndef __pid_t_defined
+typedef __pid_t pid_t;
+# define __pid_t_defined
+#endif
+
+#ifndef __ssize_t_defined
+typedef __ssize_t ssize_t;
+# define __ssize_t_defined
+#endif
+
+/* The following System V style IPC functions implement a message queue
+   system.  The definition is found in XPG2.  */
+
+#ifdef __USE_GNU
+/* Template for struct to be used as argument for `msgsnd' and `msgrcv'.  */
+struct msgbuf
+  {
+    __syscall_slong_t mtype;	/* type of received/sent message */
+    char mtext[1];		/* text of the message */
+  };
+#endif
+
+
+__BEGIN_DECLS
+
+/* Message queue control operation.  */
+extern int msgctl (int __msqid, int __cmd, struct msqid_ds *__buf) __THROW;
+
+/* Get messages queue.  */
+extern int msgget (key_t __key, int __msgflg) __THROW;
+
+/* Receive message from message queue.
+
+   This function is a cancellation point and therefore not marked with
+   __THROW.  */
+extern ssize_t msgrcv (int __msqid, void *__msgp, size_t __msgsz,
+		       long int __msgtyp, int __msgflg);
+
+/* Send message to message queue.
+
+   This function is a cancellation point and therefore not marked with
+   __THROW.  */
+extern int msgsnd (int __msqid, const void *__msgp, size_t __msgsz,
+		   int __msgflg);
+
+__END_DECLS
+
+#endif /* sys/msg.h */